An element has its electron configuration as 2,8,2.Now answer the following questions. a.What is the atomic number of this element? b.What is the group of this element ? c.To which period does this table belong? d.Withh which of the following elements would this element resemble?[Atomic numbers are given below in brackets] N[7],Be[4],Ar[18],Cl[17]
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2
Answer:
It belongs to II group and 3 period. The resemble element is Be. This element is Mg. Therefore, The atomic number of this element is 12
sorry it's berilium
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1
Answer:
Atomic no. -12
Group-2
Period-3
Elements resembling-Be(4)
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